<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<!--<h1>标题1</h1>-->
		<script type="text/javascript">
			for (var i=1;i<7;i++) {
				document.write("<h"+i+">标题"+i+"</h"+i+">")
			}
		</script>
	</body>
</html>
